How long does it take to design a object to then helping people get better?

Question: How long does it take to design a object to then helping people get better?
- Keywords:
  design,
  help
Asked by CStark3000 to Greg on 10 Mar 2016.
- Greg Irving answered on 10 Mar 2016:
  
  The ones that we look at in the NHS take many years to design, develop and test – one I was looking at this morning had taken 10 years !

Question: How long does it take to design a object to then helping people get better?